Toothbrush



FIG. 1 is a front elevational view of a toothbrush showing our newdesign;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view thereof, the opposite side being amirror image; and,

FIG. 4 is an enlarged top plan view thereof.

The environmental broken lines on the rear of the toothbrush are forillustrative purposes only and form no part of the claimed design. Thebroken lines defining the bounds of the claimed design form no partthereof.

The ornamental design for a toothbrush, as shown and described.